but not the man ktvu's paul chambers spoke to tonight. he said the knock out game is very real and that it happened to him. >> reporter: anthony says the attack happened last night right here along first avenue near lake merit. he said his attacker was getting off the bus when he hit him several times. he said the attacker tried to knock him out. and we have to warn you some of the video you will see is graphic. >> it was a couple. one there and then one in the back. >> reporter: anthony tells us how he was attacked last night. he said that he wasn't being robbed just attacked. >> it was clear that he did not want anything i owned, that that's what he wanted. he wanted to knock me out. >> reporter: the bus came to this stop, the suspect began hitting him before running away. >> i was going to walk home last night but i thought to be safe i should probably get on the bus. >> reporter: alameda county sheriff's office is investigating the attack as an assault. but lindsay thinks otherwise. >> reporter: hi folks, have you heard of the knock o